- RT73 is a DMR ham mobile radio for amateurs.
- The mini size occupies the space of a palm.
- Analog and digital modes combined can help you connect to more radios.
- GPS gives you a clear idea of your location, even in the wild.
Note: 25 kHz channel space is not available in USA because of FCC Narrowbanding Requirements. - NOTE: Programming software: please click "support" to download
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Retevis RT73 2m 70cm Dual Band DMR Mobile Radio with GPS APRS
Retevis RT73 is a versatile dual band DMR mobile radio designed specifically for vehicles. It operates on the 2m and 70cm bands and features built-in GPS and APRS capabilities. With a clear display and a handheld microphone, communication is convenient and fast. Shop now and enjoy Retevis Black Friday DMR Mobile Radio for Sale!
200000 Contracts, 4000 Channels and 20000 Call Groups
- Large-capacity contacts and multiple channels, support single calls group calls, and all calls; meet the needs of calls between you and different partners.
Analog and Digital Dual Mode
Analog or digital working modes can be selected and also support mixed receiving, which allows you to easily transition from analog to digital systems.
GPS APRS Function
- RT73 can transmit not only GPS information such as latitude and longitude but also short messages such as weather and so on through APRS.
Mini Size and Long Range
121.5x73.5x42.5mm mini mobile radio will save space for easy installation in the vehicle. Up to 20W, Retevis RT73 is a long range DMR mobile transceiver suitable for long-distance vehicle driving.
Get Familiar with the RT73
Spec
Two-way radio mobile car radios are designed to be installed into a vehicle and connected to an external antenna mounted outside the automobile.
| General | |
| Product number | RT73 |
| Frequency range | UHF：400-480MHzVHF：136-174MHz |
| Channel number | 4000 (250 Channels / Zone) |
| Channel spacing | 12.5KHz/25KHZ |
| Standby current | 160mA |
| Operating temperature range | -20℃~+50℃ |
| The antenna impedance | 50Ω |
| Overall dimensions | 121.5*65.5*42.5mm |
| Rated Voltage | DC-13.8V |
| Transmitter | |
| Rf power | 5-20W |
| Modulation restriction | ±2.5dB@12.5kHz / ±5.0dB@25kHz |
| FM hum& noise | -40dB@12.5kHz / -45dB@25kHz |
| Conducted/radiated emission | -36dBm＜1GHz / -30dBm＞1GHz |
| Adjacent channel selectivity | -60dB@12.5kHz / -65dB@25kHz |
| Audio Response | +1~-3dB |
| Audio Distortion | 3% |
| Emission current | 3A |
| RECEIVER | |
| Frequency stability | +/-1.5ppm |
| Analogue sensitivity | 0.3μV / 0.25μV |
| Digital sensitivity(5% BER) | 0.25μV / 0.2μV |
| Intermodulation | 65dB |
| Adjacent channel selectivity | 60dB@12.5kHz / 65dB@25kHz |
| Spurious rejection | 65dB |
| Rated audio | 500mw |
| FM hum &noise | -40dB@12.5kHz / -45dB@25kHz |
| Audio response | +1~-3dB |
| Receive current | 350-460mA |
Feature
- Dual time slot
- Single/Group Call
- SMS, TOT,
- GPS, APRS
- Squelch, Alarm
- Busy channel lock
- Color LCD display
- Integrated Microphone
- 7 customized side-keys
- 20000 call groups
- 250 text messages
- 4000-channel (250CH/Zone, 16 zones)
- 200,000+contacts (complete worldwide database from DMR-MARC).
- The true 2-time slot allows for 2 talk paths one a frequency.
- Dual-band, dual display, and dual standby.
- AMBE vocoder, crystal sound quality.
- Tiny size, power up to 20W, and be convenient for installation on any device.
Product Reviews
Support
Firmware/Software
- New-Win11-USB-Driver
Compatible with Windows 11 and Windows 10 systems.
Firmware/Software
- Retevis-RT73-CPS-V9.1.195
Unzip: Windows 64bits：https://www.7-zip.org/a/7z2201-x64.exe